1: 1) 4 Angstroem molecular sieves, 2) tetrabutylammonium periodate / 1) dichloromethane, room temperature, 24 h, 2) dichloromethane, -65 deg C to room temperature, 2 h 2: 49 percent / barium chlorate monohydrate / osmium(VIII) oxide / H2O; 2-methyl-propan-2-ol / 28 h / 20 °C 3: 52 percent / H2 / 5percent palladium on carbon / ethanol / 25 h / 1500.1 Torr / Ambient temperature View Scheme